view trans.c @ 345:29d2ca563499

Don't sync the 68K clock to the VDP clock unless the 68K had to wait for the VDP. This unfortunately breaks the direct color DMA demos, but should be more correct overall.
author Mike Pavone <pavone@retrodev.com>
date Sun, 19 May 2013 13:47:47 -0700
parents e657a99b5abf
children 306986209cba
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#include "68kinst.h"
#include "m68k_to_x86.h"
#include "mem.h"
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char ** argv)
{
	long filesize;
	unsigned short *filebuf;
	char disbuf[1024];
	unsigned short * cur;
	x86_68k_options opts;
	m68k_context context;
	FILE * f = fopen(argv[1], "rb");
	fseek(f, 0, SEEK_END);
	filesize = ftell(f);
	fseek(f, 0, SEEK_SET);
	filebuf = malloc(filesize);
	fread(filebuf, 2, filesize/2, f);
	fclose(f);
	for(cur = filebuf; cur - filebuf < (filesize/2); ++cur)
	{
		*cur = (*cur >> 8) | (*cur << 8);
	}
	init_x86_68k_opts(&opts);
	init_68k_context(&context, opts.native_code_map, &opts);
	//cartridge ROM
	context.mem_pointers[0] = filebuf;
	context.target_cycle = 0x7FFFFFFF;
	//work RAM
	context.mem_pointers[1] = malloc(64 * 1024);
	uint32_t address;
	address = filebuf[2] << 16 | filebuf[3];
	translate_m68k_stream(address, &context);
	m68k_reset(&context);
	return 0;
}